3-Bromo-2-chloro-4-(difluoromethyl)-5-nitropyridine
3-Bromo-2-chloro-6-(difluoromethyl)pyridine-5-carbonyl chloride
6-Bromo-2-chloro-4-(difluoromethyl)-3-nitropyridine
6-Bromo-2-chloro-3-(difluoromethyl)pyridine-4-carbonyl chloride
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